August weather forecast
Bellingham, MA

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Weather in August

The last month of the summer, August, is also a moderately hot month in Bellingham, Massachusetts, with an average temperature varying between 62.1°F (16.7°C) and 81°F (27.2°C).

Temperature

Transitioning into August, Bellingham records an average high-temperature of a still moderately hot 81°F (27.2°C), almost identical to July's 82°F (27.8°C). During the August nights, an average temperature of 62.1°F (16.7°C) is observed.

Heat index

For August, the heat index is computed to be a hot 86°F (30°C). If exposure and activity persist, fatigue could ensue, possibly leading to heat cramps.
For clarity, heat index numbers account for light winds and areas under shade. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', provides an understanding of perceived warmth by combining temperature and relative humidity. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.

Humidity

In August, the average relative humidity is 76%.

Rainfall

In Bellingham, in August, it is raining for 10.8 days, with typically 0.91" (23mm) of accumulated precipitation. Throughout the year, there are 116.7 rainfall days, and 10.91" (277mm) of precipitation is accumulated.

Snowfall

June through September are months without snowfall.

Daylight

The average length of the day in August is 13h and 50min.
On the first day of the month, sunrise is at 5:39 am and sunset at 8:04 pm. On the last day of August, sunrise is at 6:11 am and sunset at 7:20 pm EDT.

Sunshine

The month with the most sunshine is August, with an average of 10.2h of sunshine.

UV index

June through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum daily UV index of 6 during August morphs into the following directions:
Stay clear of intense sun exposure. Solar protection is of utmost significance. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.

Frequently asked questions

What are August temperatures?

In Bellingham, 81°F (27.2°C) is the average high-temperature and 62.1°F (16.7°C) is the average low-temperature during August. In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is computed to be 86°F (30°C).

What is the average humidity in August?

The average relative humidity in August is 76%.

How many days does it rain in August in Bellingham?

In August, the rain falls for 10.8 days. Throughout August, 0.91" (23mm) of precipitation is accumulated.

When it does not snow?

In Bellingham, snow does not fall in June through September.

How many hours of daylight does Bellingham have in August?

In Bellingham, the average day length in August is 13h and 50min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:39 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 7:20 pm EDT.

What month has the most sunshine?

August has the most sunshine of the year, with an average of 10.2h of sunshine.

How long on average sun shines in August?

In Bellingham, the average sunshine duration in August is 10.2h.

When is the highest UV index?

June through August, with an average maximum UV index of 6, are months with the highest UV index.

What is the UV index intensity in August?

In Bellingham, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Bellingham, MA

Average temperature in August - Bellingham, MA
  • Average high temperature in August: 81°F

The warmest month (with the highest average high temperature) is July (82°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in August: 62.1°F

The month with the highest average low temperature is July (63.3°F).
The coldest month (with the lowest average low temperature) is January (21.6°F).

Average pressure in August
Bellingham, MA

Average pressure in August - Bellingham, MA
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is November (30.07"Hg).
The month with the lowest atmospheric pressure is June (29.93"Hg).

Average wind speed in August
Bellingham, MA

Average wind speed in August - Bellingham, MA
  • Average wind speed in August: 5.8mph

The windiest months (with the highest average wind speed) are January, February and March (8.9mph).
The calmest month (with the lowest average wind speed) is August (5.8mph).

Average humidity in August
Bellingham, MA

Average humidity in August - Bellingham, MA
  • Average humidity in August: 76%

The month with the highest relative humidity is February (79%).
The month with the lowest relative humidity is April (71%).

Average rainfall in August
Bellingham, MA

Average rainfall in August - Bellingham, MA
  • Average rainfall in August: 0.91"

The wettest month (with the highest rainfall) is July (1.18").
The driest month (with the least rainfall) is September (0.55").

Average rainfall days in August
Bellingham, MA

Average rainfall days in August - Bellingham, MA
  • Average rainfall days in August: 10.8 days

The month with the highest number of rainy days is July (14 days).
The month with the least rainy days is January (6.2 days).

Average snowfall in August
Bellingham, MA

Average snowfall in August - Bellingham, MA
  • Average snowfall in August: 0"

The month with the highest snowfall is March (1.61").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Bellingham, MA

Average snowfall days in August - Bellingham, MA
  • Average snowfall days in August: 0 days

The months with the highest number of snowfall days are January and February (5.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Bellingham, MA

Average daylight in August / Average sunshine in August - Bellingham, MA
  • Average daylight in August: 13h and 5min

The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in August: 10h and 1min

The month with the most sunshine is August (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in August
Bellingham, MA

Average sunshine days in August - Bellingham, MA
  • Average sunshine days in August: 17.4 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is June (14.6 days).

Average UV index in August
Bellingham, MA

Average UV index in August - Bellingham, MA
  • Average UV index in August: 6

The months with the highest UV index are June, July and August (UV index 6).
The months with the lowest UV index are January, February, March, November and December (UV index 2).

Average cloud cover in August
Bellingham, MA

Average cloud cover in August - Bellingham, MA
  • Average cloud cover in August: 35

The month with the most cloud cover is March (Cloud cover 50).
The month with the least cloud cover is August (Cloud cover 35).

Average visibility in August
Bellingham, MA

Average visibility in August - Bellingham, MA
  • Average visibility in August: 5mi

The months with the highest visibility are January, February, March, April, May, October, November and December (6mi).
The months with the lowest visibility are June, July, August and September (5mi).

Bellingham, Massachusetts, USA

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